1 files changed, 76 insertions, 0 deletions
diff --git a/pkg/v1/manifest_test.go b/pkg/v1/manifest_test.go
new file mode 100644
index 0000000..5cd5526
--- /dev/null
+++ b/pkg/v1/manifest_test.go
@@ -0,0 +1,76 @@
+// Copyright 2018 Google LLC All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package v1
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/google/go-cmp/cmp"
+)
+
+func TestGoodManifestSimple(t *testing.T) {
+	got, err := ParseManifest(strings.NewReader(`{}`))
+	if err != nil {
+		t.Errorf("Unexpected error parsing manifest: %v", err)
+	}
+
+	want := Manifest{}
+	if diff := cmp.Diff(want, *got); diff != "" {
+		t.Errorf("ParseManifest({}); (-want +got) %s", diff)
+	}
+}
+
+func TestGoodManifestWithHash(t *testing.T) {
+	good, err := ParseManifest(strings.NewReader(`{
+  "config": {
+    "digest": "sha256:deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef"
+  }
+}`))
+	if err != nil {
+		t.Errorf("Unexpected error parsing manifest: %v", err)
+	}
+
+	if got, want := good.Config.Digest.Algorithm, "sha256"; got != want {
+		t.Errorf("ParseManifest().Config.Digest.Algorithm; got %v, want %v", got, want)
+	}
+}
+
+func TestManifestWithBadHash(t *testing.T) {
+	bad, err := ParseManifest(strings.NewReader(`{
+  "config": {
+    "digest": "sha256:deadbeed"
+  }
+}`))
+	if err == nil {
+		t.Errorf("Expected error parsing manifest, but got: %v", bad)
+	}
+}
+
+func TestParseIndexManifest(t *testing.T) {
+	got, err := ParseIndexManifest(strings.NewReader(`{}`))
+	if err != nil {
+		t.Errorf("Unexpected error parsing manifest: %v", err)
+	}
+
+	want := IndexManifest{}
+	if diff := cmp.Diff(want, *got); diff != "" {
+		t.Errorf("ParseIndexManifest({}); (-want +got) %s", diff)
+	}
+
+	if got, err := ParseIndexManifest(strings.NewReader("{")); err == nil {
+		t.Errorf("expected error, got: %v", got)
+	}
+}